DIN EN 61788-13-2013 超导性.第13部分:交流电损耗测量.Cu/Nb-Ti多丝复合超导体中磁滞损失测定的磁强计法(IEC61788-13-2012).德文版本EN61788-13-2012
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【英文标准名称】:Superconductivity-Part13:AClossmeasurements-Magnetometermethodsforhysteresislossinsuperconductingmultifilamentarycomposites(IEC61788-13:2012);GermanversionEN61788-13:2012
【原文标准名称】:超导性.第13部分:交流电损耗测量.Cu/Nb-Ti多丝复合超导体中磁滞损失测定的磁强计法(IEC61788-13-2012).德文版本EN61788-13-2012
【标准号】:DINEN61788-13-2013
【标准状态】:现行
【国别】:德国
【发布日期】:2013-02
【实施或试行日期】:2013-02-01
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:交流电损耗;交流电流;粘合剂;铜;临界温度;临界数据;电流测量;定义;电气工程;长丝;滞后现象;滞后损耗;损耗测量;磁场;磁测量;模型;测量;测量技术;铌;比率;电阻测量;超导性;超导体;试验;钛;金属线
【英文主题词】:AClosses;Alternatingcurrent;Bond;Copper;Criticaltemperature;Criticalitydata;Currentmeasurement;Definitions;Electricalengineering;Filament(textilefibre);Hysteresis;Hysteresislosses;Lossmeasurement;Magneticfields;Magneticmeasurement;Matrices;Measurement;Measuringtechniques;Niobium;Ratios;Resistancemeasurement;Superconductivity;Superconductors;Testing;Titanium;Wires
【摘要】:
【中国标准分类号】:
【国际标准分类号】:29_050
【页数】:27P;A4
【正文语种】:德语
【英文标准名称】:StandardTestMethodforOpen-ChannelFlowMeasurementofWaterIndirectlybySlope-AreaMethod
【原文标准名称】:使用比降面积法迂回测量明渠水流流量的标准试验方法
【标准号】:ASTMD5130-1995(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1995
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D19.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:flood;openchannelflow;waterdischarge;Bridgestudies;Channelroughness;Crosssectiondata/analysis--water;Dischargemeasurement;Fieldtesting--water;Floods;Indirectflow/dischargemeasurement;Openchannelflow--water;Slope-areamethod;Trans
【摘要】:Thistestmethodisparticularlyusefulfordeterminingthedischargewhenitcannotbemeasureddirectlybysometypeofcurrentmetertoobtainvelocitiesandwithsoundingweightstodeterminethecrosssection.Evenunderoptimumconditions,thepersonnelavailablecannotcoverallpointsofinterestduringamajorflood.Fieldpersonnelcannotalwaysobtainreliableresultsbydirectmethodsifthestageisrisingorfallingveryrapidly,ifflowingiceordebrisinterfereswithdepthorvelocitymeasurements.Undertheworstconditions,accessroadsareblocked,cablewaysandbridgesmaybewashedout,andknowledgeofthefloodfrequentlycomestoolatetoobtaindirectmeasurementsofflow.Therefore,sometypeofindirectmeasurementisnecessary.Theslope-areamethodisacommonlyusedmethod.1.1Thistestmethodcoversthecomputationofdischarge(thevolumerateofflow)ofwaterinopenchannelsorstreamsusingrepresentativecross-sectionalcharacteristics,thewater-surfaceslope,andcoefficientofchannelroughnessasinputtogradually-variedflowcomputations.1.2Thistestmethodproducesanindirectmeasurementofthemaximumdischargeforoneflowevent,usuallyaspecificflood.Thecomputeddischargemaybeusedtohelpdefinethehigh-watersegmentofastage-dischargerelation.1.3Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P12
【国际标准分类号】:
【页数】:12P.;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforUseofaRadiochromicOpticalWaveguideDosimetrySystem
【原文标准名称】:放射性铬光波导剂量测定系统使用规程
【标准号】:ASTMISO/ASTM51310-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:E10.01
【标准类型】:(ISO/ASTM)
【标准水平】:()
【中文主题词】:
【英文主题词】:absorbeddose;dosimetry;electronbeams;gammaradiation;ionizingradiation;opticalwaveguidedosimetry;qualitycontrol;radiationprocessing;ICS
【摘要】:4.1Theradiochromicopticalwaveguidedosimetrysystemprovidesameansofmeasuringabsorbeddoseinmaterials.Undertheinfluenceofionizingradiationsuchasphotons,chemicalreactionstakeplaceintheradiochromicopticalwaveguidecreatingand/ormodifyingopticalabsorbancebandsinthevisibleregionofthespectrum.Opticalresponseisdeterminedatselectedwavelengthsusingtheequationsin3.1.6.ExamplesofappropriatewavelengthsfortheanalysisforspecificdosimetrysystemsareprovidedbytheirmanufacturersandinRefs(1)through(5).4.2Intheapplicationofaspecificdosimetrysystem,absorbeddoseisdeterminedbyuseofacalibrationcurvetraceabletonationalorinternationalstandards.4.3Theabsorbeddosedeterminedisusuallyspecifiedinwater.AbsorbeddoseinothermaterialsmaybedeterminedbyapplyingtheconversionfactorsdiscussedinISO/ASTMGuide51261.NOTE1-Foracomprehensivediscussionofvariousdosimetrymethodsapplicabletotheradiationtypesandenergiesdiscussedinthispractice,seeICRUReports14,17,and34.4.4Thesedosimetrysystemscommonlyareappliedintheindustrialradiationprocessingofavarietyofproducts,forexample,thesterilizationofmedicaldevicesandradiationprocessingoffoods(4-6).1.1Thispracticecoverstheproceduresforhandling,testing,andusingaradiochromicopticalwaveguidedosimetrysystemtomeasureabsorbeddoseinmaterialsirradiatedbyphotonsintermsofabsorbeddoseinwater.1.2Thispracticeappliestoradiochromicopticalwaveguidedosimetersthatcanbeusedwithinpartorallofthespecifiedrangesasfollows:1.2.1Theabsorbeddoserangeisfrom1to10000Gyforphotons.1.2.2Theabsorbeddoserateisfrom0.001to1000Gy/s.1.2.3Theradiationenergyrangeforphotonsisfrom0.1to10MeV.1.2.4Theirradiationtemperaturerangeisfrom-78to+60176;C.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:
【国际标准分类号】:
【页数】:5P.;A4
【正文语种】:
